[sdiy] Weird old logic chips & transistors

[Ken Stone]

>Right.  That's because they'd already used the MC4xxx numbers for one of their 
>TTL series.  I've only ever actually encountered one of those parts,  the 
>MC4044 that was used in some versions of the C64 computer. 

I encountered one soldered into one of my designs. The builder had bought an
MC4024 instead of an MC14024. Needless to say, it didn't work! I also had
some MC4027 from memory. I probably tossed them.

Ken
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